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关注：1
2013-05-23 12:21
求翻译：开动真空泵，打开高低压手动阀，30分钟后，真空表上真空压力为98a 时，可停止抽真空是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
开动真空泵，打开高低压手动阀，30分钟后，真空表上真空压力为98a 时，可停止抽真空
问题补充： |
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2013-05-23 12:21:38
Start the vacuum pump, open the high and low pressure manual valve, after 30 minutes, vacuum gauge, vacuum pressure for 98a to stop the vacuum
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2013-05-23 12:23:18
Vacuum pump, operated on low and high hand valve, 30 minutes later, the vacuum table 98 on a vacuum pressure to stop, you can vacuum
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2013-05-23 12:24:58
正在翻译，请等待...
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2013-05-23 12:26:38
Start the vacuum pump, turn on high and low pressure manual valve, 30 minutes later, the vacuum pressure in the vacuum table 98A, to stop the vacuum
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2013-05-23 12:28:18
正在翻译，请等待...
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